This comprehensive workshop service repair manual provides in-depth guidance on servicing and repairing Mercury 15hp, 20hp, and 25hp 4-stroke outboard motors manufactured between 2005 and 2011. It offers detailed, step-by-step instructions and illustrations covering all aspects of maintenance and repair, empowering you to perform various tasks with confidence. From routine servicing to complex repairs, this manual serves as your one-stop resource for everything you need to keep your Mercury outboard running smoothly. The manual covers all models, engines, trim, and transmission types, ensuring that you have the necessary information regardless of your specific Mercury outboard configuration. This manual is your comprehensive guide to understanding and maintaining your Mercury outboard motor, enabling you to perform repairs efficiently and effectively.

The Mercury 15hp, 20hp, and 25hp 4-stroke outboard motors, produced from 2005 to 2011, represent a reliable and popular choice for small to mid-sized boats. These engines are known for their fuel efficiency, quiet operation, and ease of maintenance. They are ideal for a range of boating activities, including fishing, cruising, and dinghy sailing. The 4-stroke design ensures a cleaner and more environmentally friendly operation compared to their 2-stroke counterparts. The motors feature a robust cast-aluminum block, a single overhead camshaft, and a multi-point fuel injection system for efficient combustion. They come equipped with a variety of standard features, including an electric start, a tilt steering system, and a power trim and tilt system.

These Mercury outboards offer a range of power options to suit different boat sizes and uses. The 15hp model provides ample power for small dinghies and inflatables, while the 20hp and 25hp models are suitable for larger boats. The engine's lightweight design and compact dimensions make installation and transport convenient. The robust construction and high-quality components ensure long-lasting durability and reliable performance. For added functionality, these outboards can be outfitted with optional features like a power steering system and a remote control. However, to maintain optimal performance and extend the lifespan of these engines, regular maintenance is crucial. This includes oil changes, spark plug replacements, fuel filter cleaning, and general inspections. The availability of a comprehensive workshop service repair manual provides the necessary guidance for carrying out these maintenance tasks effectively and ensures that these reliable outboard motors continue to provide years of smooth and dependable service.